CallerFilePathAttribute Class
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CallerFilePathAttribute Class

[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]

Allows you to obtain the full path of the source file that contains the caller. This is the file path at the time of compile.

System.Object
  System.Attribute
    System.Runtime.CompilerServices.CallerFilePathAttribute

Namespace:  System.Runtime.CompilerServices
Assembly:  mscorlib (in mscorlib.dll)

[AttributeUsageAttribute(AttributeTargets.Parameter, Inherited = false)]
public sealed class CallerFilePathAttribute : Attribute

The CallerFilePathAttribute type exposes the following members.

  NameDescription
Public methodCallerFilePathAttributeInitializes a new instance of the CallerFilePathAttribute class.
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  NameDescription
Public methodEqualsInfrastructure. Returns a value that indicates whether this instance is equal to a specified object. (Inherited from Attribute.)
Protected methodFinalizeAllows an object to try to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
Public methodGetHashCodeReturns the hash code for this instance. (Inherited from Attribute.)
Public methodGetTypeGets the Type of the current instance. (Inherited from Object.)
Public methodMatchWhen overridden in a derived class, returns a value that indicates whether this instance equals a specified object. (Inherited from Attribute.)
Protected methodMemberwiseCloneCreates a shallow copy of the current Object. (Inherited from Object.)
Public methodToStringReturns a string that represents the current object. (Inherited from Object.)
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You apply the CallerFilePath attribute to an optional parameter that has a default value. You must specify an explicit default value for the optional parameter. You can't apply this attribute to parameters that aren't specified as optional.

The following example shows how to use the CallerFilePath attribute. On each call to the TraceMessage method, the caller information is substituted as an argument to the optional parameter.

Windows Phone OS

Supported in: 8.1, 8.0

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

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